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DOM based XSS finder

"DOM based XSS finder" is a Chrome extension that finds DOM based XSS vulnerabilities. Install it from the Chrome Webstore.

Finding DOM based XSS can be bothersome. This extension can be helpful. This extension has the following features:

• Notify if a user-input such as "location.href" leads to a dangerous JavaScript function such as "eval".
• Fuzzing for user-inputs such as query, hash and referrer.
• Generate a PoC that generates a alert prompt.

Usage

This tool is a dynamic JavaScript tracer, not a static JavaScript scanner. So you must execute JavaScript by manual crawling with this extension starting.

• Click the icon and hit "Start".
• Browse pages that you want to scan.
• If the extension finds a possible vulnerability of DOM based XSS, the extension shows a entry for that url.
• Click "Detail" in the entry. A popup window show a source and a sink of the possible vulnerability.
• Click "Check and Generate PoC" in the popup window. You can fuzzing the url.

License

MIT